Clarify comments.

llvm-svn: 140787

llvm/tools/llvm-cov/GCOVReader.h

@@ -35,7 +35,7 @@ enum GCOVFormat {
   GCDA_404
 };
 
-/// GCOVBuffer - A wrapper around MemoryBuffer to provid GCOV specific
+/// GCOVBuffer - A wrapper around MemoryBuffer to provide GCOV specific
 /// read operations.
 class GCOVBuffer {
 public:
@@ -152,7 +152,8 @@ private:
   uint64_t Cursor;
 };
 
-/// GCOVFile - Collects file information.
+/// GCOVFile - Collects coverage information for one pair of coverage file
+/// (.gcno and .gcda).
 class GCOVFile {
 public:
   GCOVFile() {}
@@ -218,7 +219,6 @@ private:
   StringMap<LineCounts> LineInfo;
 };
 
-
 }
 
 #endif

llvm/tools/llvm-cov/llvm-cov.cpp

@@ -40,7 +40,6 @@ int main(int argc, char **argv) {
 
   cl::ParseCommandLineOptions(argc, argv, "llvm cov\n");
 
-
   GCOVFile GF;
   if (InputGCNO.empty())
     errs() << " " << argv[0] << ": No gcov input file!\n";